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Heat exchanger
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Patent number 4,619,317
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Issue date Oct 28, 1986
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Hoechst Aktiengesellschaft
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Dieter Disselbeck
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F24 - HEATING RANGES VENTILATING
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Tube support
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Patent number 4,553,588
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Issue date Nov 19, 1985
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Phillips Petroleum Company
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Bernhard H. Geissler
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F28 - HEAT EXCHANGE IN GENERAL
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HRSG Sidewall baffle
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Patent number 4,427,058
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Issue date Jan 24, 1984
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General Electric Company
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Frederic C. Bell
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F28 - HEAT EXCHANGE IN GENERAL
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Heat exchanger assembly
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Patent number 4,415,024
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Issue date Nov 15, 1983
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Joy Manufacturing Company
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Robert L. Baker
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F28 - HEAT EXCHANGE IN GENERAL
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Waste heat boiler
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Patent number 4,243,097
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Issue date Jan 6, 1981
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Shell Oil Company
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Jacobus E. Vogel
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F22 - STEAM GENERATION
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3735811
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Patent number 3,735,811
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Issue date May 29, 1973
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F28 - HEAT EXCHANGE IN GENERAL
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3692104
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Patent number 3,692,104
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Issue date Sep 19, 1972
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F28 - HEAT EXCHANGE IN GENERAL
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3680627
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Patent number 3,680,627
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Issue date Aug 1, 1972
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F28 - HEAT EXCHANGE IN GENERAL
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3415316
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Patent number 3,415,316
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Issue date Dec 10, 1968
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F28 - HEAT EXCHANGE IN GENERAL
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3406747
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Patent number 3,406,747
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Issue date Oct 22, 1968
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F28 - HEAT EXCHANGE IN GENERAL
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3330336
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Patent number 3,330,336
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Issue date Jul 11, 1967
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F28 - HEAT EXCHANGE IN GENERAL
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3326280
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Patent number 3,326,280
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Issue date Jun 20, 1967
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F28 - HEAT EXCHANGE IN GENERAL
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3311166
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Patent number 3,311,166
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Issue date Mar 28, 1967
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F28 - HEAT EXCHANGE IN GENERAL
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3306353
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Patent number 3,306,353
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Issue date Feb 28, 1967
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F28 - HEAT EXCHANGE IN GENERAL
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3173481
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Patent number 3,173,481
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Issue date Mar 16, 1965
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F28 - HEAT EXCHANGE IN GENERAL
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3008693
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Patent number 3,008,693
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Issue date Nov 14, 1961
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F28 - HEAT EXCHANGE IN GENERAL
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2780446
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Patent number 2,780,446
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Issue date Feb 5, 1957
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F28 - HEAT EXCHANGE IN GENERAL
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1920800
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Patent number 1,920,800
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Issue date Aug 1, 1933
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F28 - HEAT EXCHANGE IN GENERAL
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1796510
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Patent number 1,796,510
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Issue date Mar 17, 1931
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F28 - HEAT EXCHANGE IN GENERAL
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1790834
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Patent number 1,790,834
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Issue date Feb 3, 1931
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F28 - HEAT EXCHANGE IN GENERAL
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1289350
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Patent number 1,289,350
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Issue date Dec 31, 1918
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F28 - HEAT EXCHANGE IN GENERAL
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1224335
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Patent number 1,224,335
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Issue date May 1, 1917
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F28 - HEAT EXCHANGE IN GENERAL
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322550
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Patent number 322,550
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Issue date Jul 21, 1885
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F28 - HEAT EXCHANGE IN GENERAL
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150265
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Patent number 150,265
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Issue date Apr 28, 1874
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F28 - HEAT EXCHANGE IN GENERAL
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20939
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Patent number 20,939
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Issue date Jul 20, 1858
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F28 - HEAT EXCHANGE IN GENERAL